diff --git a/weixin-java-pay/src/test/java/com/github/binarywang/wxpay/service/impl/EcommerceServiceImplTest.java b/weixin-java-pay/src/test/java/com/github/binarywang/wxpay/service/impl/EcommerceServiceImplTest.java
new file mode 100644
index 000000000..7d381f854
--- /dev/null
+++ b/weixin-java-pay/src/test/java/com/github/binarywang/wxpay/service/impl/EcommerceServiceImplTest.java
@@ -0,0 +1,48 @@
+package com.github.binarywang.wxpay.service.impl;
+
+import com.github.binarywang.wxpay.bean.ecommerce.SignatureHeader;
+import com.github.binarywang.wxpay.service.WxPayService;
+import com.github.binarywang.wxpay.testbase.ApiTestModule;
+import com.google.inject.Inject;
+import lombok.extern.slf4j.Slf4j;
+import org.testng.annotations.Guice;
+import org.testng.annotations.Test;
+
+import java.nio.charset.StandardCharsets;
+
+@Slf4j
+@Test
+@Guice(modules = ApiTestModule.class)
+public class EcommerceServiceImplTest {
+
+  @Inject
+  private  WxPayService wxPayService;
+
+  @Test
+  public void testNotifySign(){
+    //通知报文主体
+    String notifyData = "";
+    //请求头  Wechatpay-Timestamp
+    String timeStamp = "";
+    //请求头  Wechatpay-Nonce
+    String nonce = "";
+    //请求头  Wechatpay-Signature
+    String signed = "";
+    //请求头  Wechatpay-Serial
+    String serialNo = "";
+
+    SignatureHeader header = new SignatureHeader();
+    header.setNonce(nonce);
+    header.setSerialNo(serialNo);
+    header.setTimeStamp(timeStamp);
+    header.setSigned(signed);
+
+    String beforeSign = String.format("%s\n%s\n%s\n",
+      header.getTimeStamp(),
+      header.getNonce(),
+      notifyData);
+    boolean signResult = wxPayService.getConfig().getVerifier().verify(header.getSerialNo(),
+      beforeSign.getBytes(StandardCharsets.UTF_8), header.getSigned());
+    log.info("签名结果:{} \nheader:{} \ndata:{}", signResult, header, notifyData);
+  }
+}